- Magnetism:
- Electromagnetism:
- Electrochemistry:
- Radio:
- Thermodynamics:
- Aerodynamics:
- Light and optics:
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- Simple laser communicator
- Make a spectroscope from a CD.
- Making permanent rainbows.
- The impossible kaleidoscope
- Make your own 3D pictures
- Make a solar hotdog cooker
- A solar powered marshmallow roaster
- Exploring invisible light
- A high resolution spectrograph
- Time-lapse photography
- High speed photography
- Stacking for high depth of field
- Biology:
- Mathematics:
- Computers and Electronics: